نتایج جستجو برای: primary dentition

تعداد نتایج: 646159  

2015

Fusion represents the union of two normally separated tooth germs [1]. It is a dental twinning anomaly and also known as double teeth, conjoined teeth or twinned teeth. Clinically, the appearance of the involved teeth may be normal sized or large, depending upon the stage at which embryological union occurs during development. It is commonly confused with gemination, particularly if it involves...

Journal: :Journal of Oral Research 2022

Aim: To determine the type and frequency of sequelae in permanent teeth as a result traumatic dental injuries primary pediatric patients attended to at Hospital Base Valdivia, between 2007 2012. Material Methods: A descriptive study was conducted. The medical records who were affected by went Sub-department Dentistry Chile, selected according inclusion exclusion criteria. recorded data was: age...

Journal: :BMJ 2000
R Holt G Roberts C Scully

Teeth form mainly from neuroectoderm and comprise a crown of insensitive enamel surrounding sensitive dentine and a root that has no enamel covering. Teeth contain a vital pulp (nerve) and are supported by the periodontal ligament, through which roots are attached into sockets in the alveolar bone of the jaws (maxilla and mandible). The fibres of the periodontal ligament attach through cementum...

Journal: :Journal of Dental Health, Oral Disorders & Therapy 2018

Journal: :Pesquisa odontologica brasileira = Brazilian oral research 2001
C C da Costa L C da Costa Filho M L Sória A P Mainardi

The purpose of this study was to compare the effectiveness of plaque control performed with electric and manual toothbrushes. Fifteen children with primary dentition and 14 children with mixed dentition were divided in two groups and randomly assigned to utilize a manual or an electric toothbrush. In the first session, professional plaque removal was performed, and the children spent 24 hours w...

2016
Vivek Mehta

A supernumerary tooth is a tooth that is additional to the normal set of teeth and are most commonly seen in the anterior maxillary region [1]. Supernumerary teeth are more common in permanent dentition as compared to primary dentition. The prevalence is 0.15–1% in permanent dentition and 0.3–0.6% in the primary dentition with proportion of 2:1 for male sex [2]. The presence of a supernumerary ...

2007
E. BARBERÍA M. MAROTO

Aim Dental anomalies in shape and number may be present isolated or associated with other manifestations. In anhidrotic ectodermal dysplasia they occur more frequently and severely. The authors examined a group of children with similar dental anomalies but no other ectodermal or extra-ectodermal signs. Methods This study makes a comparative evaluation of similarities and differences of dental a...

2010
Paula Midori CASTELO Maria Beatriz Duarte GAVIÃO Luciano José PEREIRA Leonardo Rigoldi BONJARDIM

OBJECTIVE The maintenance of normal conditions of the masticatory function is determinant for the correct growth and development of its structures. Thus, the aims of this study were to evaluate the influence of sucking habits on the presence of crossbite and its relationship with maximal bite force, facial morphology and body variables in 67 children of both genders (3.5-7 years) with primary o...

Journal: :Community dentistry and oral epidemiology 1993
P M Ng'ang'a J Valderhaug

The purpose of this study was to assess the prevalence and severity of dental fluorosis in 513 primary school children in Nairobi. The clinical examination was performed in a room with natural daylight using Thylstrup & Fejerskov's index (TFI). Overall, 18% of 6-8-yr-olds had dental fluorosis in the primary dentition and 76% of 13-15-yr-olds in the permanent dentition. There was no significant ...

Journal: :General dentistry 2017
Violeta Contreras Milagros J Toro Augusto R Elías-Boneta Angeliz Encarnación-Burgos

This study aimed to evaluate the scientific evidence regarding the effectiveness of silver diamine fluoride (SDF) in preventing and arresting caries in the primary dentition and permanent first molars. A systematic review (SR) was performed by 2 independent reviewers using 3 electronic databases (PubMed, ScienceDirect, and Scopus). The database search employed the following key words: "topical ...

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